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Table 2 Values obtained at moderate intensive exercise performance in women with fibromyalgia (FM) and the healthy reference group. Mean value and SD for baseline values, differences (∆), p-value for within-group differences as well as for between- group differences are presented

From: Acute effects of physical exercise on the serum insulin-like growth factor system in women with fibromyalgia

Moderate intensity exercise performance
  Women with FM, n = 22 Healthy reference group, n = 27 Between-group differences
  0 min 15 min–0 min 0 min 15 min–0 min 0 min Change 0–15 min
  Mean ± sd ∆ mean ± sd p-value Mean ± sd ∆ mean ± sd p-value p-value p-value
S-IGF-1 (ng/ml) 178 ± 58 11 ± 10 <0.001 179 ± 69 13 ± 10 <0.001 0.825 0.629
free IGF-I (ng/ml) 3.5 ± 1.6 −0.15 ± 0.34 0.014 4.0 ± 2.09 −0.38 ± 0.47 <0.001 0.457 0.119
S-IGFBP3 (ng/ml) 428 ± 44 11 ± 16 0.007 426 ± 37 14 ± 19 0.001 0.880 0.662
sCRP (μg/ml) 2.0 ± 2.2 0.14 ± 0.18 0.001 0.56 ± 0.48 0.35 ± 0.46 <0.001 <0.001 0.215
IL-8 (pg/ml) 9.2 ± 4.5 −5.9 ± 1.6 0.105 9.6 ± 2.5 −0.3 ± 1.0 0.077 0.769 0.600
Pain (0–100 mm) 40 ± 19 7.6 ± 16 0.044 0.8 ± 2.1 2.0 ± 6.8 0.093 <0.001 0.015
Fatigue in legs (0–100 mm) 26 ± 23 28 ± 24 <0.001 1 ± 2.4 6.0 ± 8.5 0.002 <0.000 <0.001
Fatigue global (0–100 mm) 51 ± 27 9.2 ± 17 0.038 4 ± 6.4 10 ± 12 0.002 <0.001 0.672
  1. S-IGF-1 serum insulin-like growth factor-1, S-IGFBP3 Insulin-like growth factor binding protein-3, sCRP human high sensitivity C-reactive protein, IL-8 interleukin-8